21406482

素因数分解:

$2^1\times 3^2\times {\mathrm{269}}^1\times {\mathrm{4421}}^1$

素因数の和:4698

約数の個数: 24

約数和(自身を含む): 46563660

約数和(自身を除く): 25157178

約数列:

[1, 2, 3, 6, 9, 18, 269, 538, 807, 1614, 2421, 4421, 4842, 8842, 13263, 26526, 39789, 79578, 1189249, 2378498, 3567747, 7135494, 10703241, 21406482]

約数ペア:

[(1, 21406482), (2, 10703241), (3, 7135494), (6, 3567747), (9, 2378498), (18, 1189249), (269, 79578), (538, 39789), (807, 26526), (1614, 13263), (2421, 8842), (4421, 4842)]